Home / 1,565,344.80-2,350,868.40-1,369,389.60

Finding the Fourth Proportional to 1,565,344.80, 2,350,868.40 and 1,369,389.60

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Solution

The fourth proportional to 1,565,344.80, 2,350,868.40 and 1,369,389.60 is: 2,056,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,344.80 : 2,350,868.40 = 1,369,389.60 : x
  2. Step 2: Convert to fraction form
    1,565,344.80/2,350,868.40 = 1,369,389.60/x
  3. Step 3: Cross multiply
    1,565,344.80x = 2,350,868.40 × 1,369,389.60
  4. Step 4: Simplify right side
    1,565,344.80x = 3,219,254,737,928.64
  5. Step 5: Solve for x
    x = 3,219,254,737,928.64/1,565,344.80
  6. Step 6: Final answer
    x = 2,056,578.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.